Andrea Lobo, PhD,  science writer—

Tavneos (avacopan) was generally safe and well tolerated in adults with severe ANCA-associated vasculitis treated under a global early access program (EAP) before the therapy’s approval, a study showed. EAPs make investigational therapies available outside clinical trials to people with serious or life-threatening conditions who have few or no…

A gene variant linked to increased production of proteinase-3 (PR3) — one of the targets of disease-causing antibodies in ANCA-associated vasculitis (AAV) — is more common among patients with anti-PR3 antibodies than those with antibodies against the myeloperoxidase (MPO) protein, a study showed. The higher blood PR3 levels with this…